<html>
    <head>
        <title>This is a postexample</title>
    </head>

    <body>
        <form method="POST" action="http://localhost:9090/postexample?username=lisi"  enctype="application/x-www-form-urlencoded">
            nickname:<input type="text" name="username" value="zhangrj" />
            username:<input type="text" name="username" value="zhangsan" />
            <input type="submit" name="login_button" value="login">
        </form>
    </body>
</html>
